Home / 26,069.36-39,073.80-20,207.12

Finding the Fourth Proportional to 26,069.36, 39,073.80 and 20,207.12

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Solution

The fourth proportional to 26,069.36, 39,073.80 and 20,207.12 is: 30,287.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,069.36 : 39,073.80 = 20,207.12 : x
  2. Step 2: Convert to fraction form
    26,069.36/39,073.80 = 20,207.12/x
  3. Step 3: Cross multiply
    26,069.36x = 39,073.80 × 20,207.12
  4. Step 4: Simplify right side
    26,069.36x = 789,568,965.46
  5. Step 5: Solve for x
    x = 789,568,965.46/26,069.36
  6. Step 6: Final answer
    x = 30,287.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.